Home / 2,211.66-3,051.24-1,373.04

Finding the Fourth Proportional to 2,211.66, 3,051.24 and 1,373.04

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Solution

The fourth proportional to 2,211.66, 3,051.24 and 1,373.04 is: 1,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.66 : 3,051.24 = 1,373.04 : x
  2. Step 2: Convert to fraction form
    2,211.66/3,051.24 = 1,373.04/x
  3. Step 3: Cross multiply
    2,211.66x = 3,051.24 × 1,373.04
  4. Step 4: Simplify right side
    2,211.66x = 4,189,474.57
  5. Step 5: Solve for x
    x = 4,189,474.57/2,211.66
  6. Step 6: Final answer
    x = 1,894.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.